Executive Summary

Summary
Title New hsftp packages fix format string vulnerability
Informations
Name DSA-447 First vendor Publication 2004-02-22
Vendor Debian Last vendor Modification 2004-02-22
Severity (Vendor) N/A Revision 1

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
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Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
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Detail

During an audit, Ulf Harnhammar discovered a format string vulnerability in hsftp. This vulnerability could be exploited by an attacker able to create files on a remote server with carefully crafted names, to which a user would connect using hsftp. When the user requests a directory listing, particular bytes in memory could be overwritten, potentially allowing arbitrary code to be executed with the privileges of the user invoking hsftp.

Note that while hsftp is installed setuid root, it only uses these privileges to acquire locked memory, and then relinquishes them.

For the current stable distribution (woody) this problem has been fixed in version 1.11-1woody1.

For the unstable distribution (sid), this problem will be fixed soon.

We recommend that you update your hsftp package.

Original Source

Url : http://www.debian.org/security/2004/dsa-447

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 7

OpenVAS Exploits

Date Description
2008-09-04 Name : FreeBSD Ports: hsftp
File : nvt/freebsd_hsftp.nasl
2008-01-17 Name : Debian Security Advisory DSA 447-1 (hsftp)
File : nvt/deb_447_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
4029 Hsftp Filename Format String

Hsftp contains a flaw that may allow a malicious user to execute arbitrary code on the client machine. The issue is triggered when the client user lists the contents of a directory which contains a maliciously crafted filename. It is possible that the flaw may allow execution of arbitrary code resulting in a loss of confidentiality and integrity.

Nessus® Vulnerability Scanner

Date Description
2004-09-29 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-447.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2014-02-17 11:33:06
  • Multiple Updates